# NEI traject (3 sessies) with NEI By Margretha

> Tijdelijk tarief: € 225,- (normaal € 260,-) Duur: 60 - 75 minuten per sessie Jouw 1-op-1 NEI traject — voor verdieping en duurzame verandering. Drie volledige NEI-sessies om stapsgewijs meerdere onderliggende lagen af te pellen. Zonder urenlange praattrajecten, terug naar rust, energie en balans in je lijf. • De 1e sessie plan je nu in, de vervolgafspraken stemmen we samen in de praktijk af. Ik kijk ernaar uit om je te ontvangen in mijn praktijk. Je hoofd vergeet, maar je lijf onthoudt alles. Energieke groet, Margretha

- Host: NEI By Margretha
- Duration: 75 min
- Location: Smaragd 122, Hoorn
- Host time zone: Europe/Amsterdam
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/contact-nei-bymargretha.nl/nei-traject-3-sessies
- Event type id: 7433858

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7433858&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

```http
POST https://api.cal.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 7433858,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `notes` (Additional notes), `guests` (Add guests)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.